2. 职称英语
  3. A smart windows is smart mainly because_

A smart windows is smart mainly because_

题库2022-08-02  89
问题 A smart windows is smart mainly because_____.A.it can change its size.B.it can change its structure.C.it can change the voltage of electricity.D.it has a sort of memory.
选项 A.it can change its size.
B.it can change its structure.
C.it can change the voltage of electricity.
D.it has a sort of memory.
答案 D
解析
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